Aye Chul and Aye RI were separated when they were younger. Aye Chul was adopted. Years went by and Aye Ri is in her prime. She is living a life full of hardships. Surprisingly she recieves an interview letter from a re- knowned firm. Surprises wait ahead. Life full of lies. Friends in disguise. People who looked family betrayed them. A series of turns and one of the biggest heists ever. Union of long lost sisters and filthy truths. The lies of rich families and much more to be discovered. The classis story of rags to riches with a twist of crime and adventure.The story of 6 long lost sister. All the unspoken rules for a picture perfect family. The hardships to be born with. Mysteries that need to be solved. Answers that are too bitter to bear. Unruly relations. Betrayal in love and some romance in life. Will these girls ever be able to find their true happy ending without their family and anyone to trust?
Next morning Mr. Park calls someone on the phone. They exchange a few words and Mr. Park leaves. After a while Jisoo wakes up and goes to Aye Ri's bedroom to check on her. In his belief she sees Min Hyuk on her bed naked. Aye Ri is beside her and they were cuddling. Seeing Jisoo, she shouts and quickly covers herself. Jisoo turns around covering her eyes.
After a while Aye Ri comes outside with Min Hyuk behind her. Jisoo looks at them with a deadly stare. She shouts, "You bastard, how could you take advantage of my little sister. I'll kill you!" Hearing all the noise Mr. Park and everyone else comes out. Aye RI defends herself by saying that she is already of age and wants to marry Min Hyuk as they both are deeply in love with each other.
Seeing this scene Mr. Park gets reminded of Miss Chae Yeong this instance and takes a deep breath." Let them be," he said to Jisoo.
"We better do it their way so that they won't talk back that we stopped them from getting their happiness." At night the whole family arranges a simple wedding for Aye RI and Min Hyuk. They both seem very happy. At the event Mr. Park addresses Min Hyuk saying that Aye is her daughter, so if he tries to harm her in anyway, he wouldn't waste a second killing him. The death glares from Mr. Park shivers his spine. He musters up all his courage and replies Mr. Park, "Sure, sir you'll never get a complaint." After that Aye RI and Min hyuk buy a small house near the village. They leave for their house leaving all the sisters. The sob on each other's shoulders while Haeri says," Aye RI is all grown up now! She doesn't need us!" Jennie being the eldest one comfort the others.
Next day they visit Aye Ri in her home. Much to their surprise Aye Ri is sitting in the couch while Min Hyuk is cooking breakfast for them. When he sees them, "he happily greets them. They chat for a while and Mr. Park takes him to a separate room while the girls chatter in the lounge.
Everyone enjoys a pleasant time. The girls forget all their problems and chit chat happily. Suddenly they hear a knock on the door. Min hyuk went up to open the door and his face smiles even more brightly after seeing his brother. He introduces him to everyone but to Jisoo's surprise he was none other than Feng Yichen. Yichen smirks at seeing Jisoo sitting so comfortably on Aye Ri's bed. Getting embarrassed she straightens herself up. After the formal introduction they all have dinner together when Yichen suddenly stands up and presents a little bow. Everyone looks at him in disbelief. He goes on to address Mr. Park that Respectable Mr. I am really in love with your daughter Jisoo and would like to court her. Jisoo Glares at him in disbelief while others look at Jisoo in evil smiles. Jisoo stands and explains that it's not like that. But Mr. Park without listening allows him but on one condition that if Jisoo does fall in love with him then both of them could get married. Jisoo storms out while Chen suns up to her. Min hyuk looks at Mr. Park and he says that they will be fine. They are not kids anymore!